public class Log 
{
	private static final boolean LOGGING_ON = true;

    public static void d(String logtag, String message) 
    {
        if (LOGGING_ON) 
        {
            System.out.println("##" + logtag + "## " + message);
        }
    }

    public static void e(String logtag, String message) 
    {
        if (LOGGING_ON) 
        {
            System.err.println("##" + logtag + "## " + message);
        }
    }
}
